Nga, N. T. B., Vân, L. T. H., & Hòa, L. T. (2012). Characterization of the neuraminidase (NA) polypeptide of the avian influenza virus A/H5N1 strains in poultry collected during 2004 - 2009 in Vietnam. Vietnam Journal of Biotechnology, 9(1). https://doi.org/10.15625/1811-4989/9/1/1076